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<h2><a href="local_closure_goog_positioning_menuanchoredposition_test.js.html">menuanchoredposition_test.js</a></h2>

<pre class="prettyprint lang-js">
<a name="line1"></a>// Copyright 2011 The Closure Library Authors. All Rights Reserved.
<a name="line2"></a>//
<a name="line3"></a>// Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);
<a name="line4"></a>// you may not use this file except in compliance with the License.
<a name="line5"></a>// You may obtain a copy of the License at
<a name="line6"></a>//
<a name="line7"></a>//      http://www.apache.org/licenses/LICENSE-2.0
<a name="line8"></a>//
<a name="line9"></a>// Unless required by applicable law or agreed to in writing, software
<a name="line10"></a>// distributed under the License is distributed on an &quot;AS-IS&quot; BASIS,
<a name="line11"></a>// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
<a name="line12"></a>// See the License for the specific language governing permissions and
<a name="line13"></a>// limitations under the License.
<a name="line14"></a>
<a name="line15"></a>goog.provide(&#39;goog.positioning.MenuAnchoredPositionTest&#39;);
<a name="line16"></a>goog.setTestOnly(&#39;goog.positioning.MenuAnchoredPositionTest&#39;);
<a name="line17"></a>
<a name="line18"></a>goog.require(&#39;goog.dom&#39;);
<a name="line19"></a>goog.require(&#39;goog.positioning.Corner&#39;);
<a name="line20"></a>goog.require(&#39;goog.positioning.MenuAnchoredPosition&#39;);
<a name="line21"></a>goog.require(&#39;goog.testing.jsunit&#39;);
<a name="line22"></a>
<a name="line23"></a>var offscreenAnchor;
<a name="line24"></a>var onscreenAnchor;
<a name="line25"></a>var customAnchor;
<a name="line26"></a>var menu;
<a name="line27"></a>var corner = goog.positioning.Corner;
<a name="line28"></a>var savedMenuHtml;
<a name="line29"></a>
<a name="line30"></a>function setUp() {
<a name="line31"></a>  offscreenAnchor = goog.dom.getElement(&#39;offscreen-anchor&#39;);
<a name="line32"></a>  onscreenAnchor = goog.dom.getElement(&#39;onscreen-anchor&#39;);
<a name="line33"></a>  customAnchor = goog.dom.getElement(&#39;custom-anchor&#39;);
<a name="line34"></a>  customAnchor.style.left = &#39;0&#39;;
<a name="line35"></a>  customAnchor.style.top = &#39;0&#39;;
<a name="line36"></a>
<a name="line37"></a>  menu = goog.dom.getElement(&#39;menu&#39;);
<a name="line38"></a>  savedMenuHtml = menu.innerHTML;
<a name="line39"></a>  menu.style.left = &#39;20px&#39;;
<a name="line40"></a>  menu.style.top = &#39;20px&#39;;
<a name="line41"></a>}
<a name="line42"></a>
<a name="line43"></a>function tearDown() {
<a name="line44"></a>  menu.innerHTML = savedMenuHtml;
<a name="line45"></a>}
<a name="line46"></a>
<a name="line47"></a>function testRepositionWithAdjustAndOnscreenAnchor() {
<a name="line48"></a>  // Add so many children that it can&#39;t possibly fit onscreen.
<a name="line49"></a>  for (var i = 0; i &lt; 200; i++) {
<a name="line50"></a>    menu.appendChild(goog.dom.createDom(&#39;div&#39;, null, &#39;New Item &#39; + i));
<a name="line51"></a>  }
<a name="line52"></a>
<a name="line53"></a>  var pos = new goog.positioning.MenuAnchoredPosition(
<a name="line54"></a>      onscreenAnchor, corner.TOP_LEFT, true);
<a name="line55"></a>  pos.reposition(menu, corner.TOP_LEFT);
<a name="line56"></a>
<a name="line57"></a>  var offset = 0;
<a name="line58"></a>  assertEquals(offset, menu.offsetTop);
<a name="line59"></a>  assertEquals(5, menu.offsetLeft);
<a name="line60"></a>}
<a name="line61"></a>
<a name="line62"></a>function testRepositionWithAdjustAndOffscreenAnchor() {
<a name="line63"></a>  // This does not get adjusted because it&#39;s too far offscreen.
<a name="line64"></a>  var pos = new goog.positioning.MenuAnchoredPosition(
<a name="line65"></a>      offscreenAnchor, corner.TOP_LEFT, true);
<a name="line66"></a>  pos.reposition(menu, corner.TOP_LEFT);
<a name="line67"></a>
<a name="line68"></a>  assertEquals(-1000, menu.offsetTop);
<a name="line69"></a>  assertEquals(-1000, menu.offsetLeft);
<a name="line70"></a>}
<a name="line71"></a>
<a name="line72"></a>function testRespositionFailoverEvenWhenResizeHeightIsOn() {
<a name="line73"></a>  var pos = new goog.positioning.MenuAnchoredPosition(
<a name="line74"></a>      onscreenAnchor, corner.TOP_LEFT, true, true);
<a name="line75"></a>  pos.reposition(menu, corner.TOP_RIGHT);
<a name="line76"></a>
<a name="line77"></a>  // The menu should not get positioned offscreen.
<a name="line78"></a>  assertEquals(5, menu.offsetTop);
<a name="line79"></a>  assertEquals(5, menu.offsetLeft);
<a name="line80"></a>}
<a name="line81"></a>
<a name="line82"></a>function testRepositionToBottomLeftWhenBottomFailsAndRightFailsAndResizeOn() {
<a name="line83"></a>  var pageSize = goog.dom.getViewportSize();
<a name="line84"></a>  customAnchor.style.left = (pageSize.width - 10) + &#39;px&#39;;
<a name="line85"></a>
<a name="line86"></a>  // Add so many children that it can&#39;t possibly fit onscreen.
<a name="line87"></a>  for (var i = 0; i &lt; 200; i++) {
<a name="line88"></a>    menu.appendChild(goog.dom.createDom(&#39;div&#39;, null, &#39;New Item &#39; + i));
<a name="line89"></a>  }
<a name="line90"></a>
<a name="line91"></a>  var pos = new goog.positioning.MenuAnchoredPosition(
<a name="line92"></a>      customAnchor, corner.TOP_LEFT, true, true);
<a name="line93"></a>  pos.reposition(menu, corner.TOP_LEFT);
<a name="line94"></a>  assertEquals(menu.offsetLeft + menu.offsetWidth, customAnchor.offsetLeft);
<a name="line95"></a>}
</pre>


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